1.
Theoretical Investigation of Nozzle with Helium Film Injection at the Converge Section in CW DF/HF Chemical Laser
连续波DF/HF化学激光器收缩段氦气膜注入式新型喷管的理论研究
2.
Helium-charged Al films are prepared by direct current (DC) magnetron sputtering with a He/Ar mixture.
采用氦氩混合气氛下直流磁控溅射沉积方法制备含有氦原子的金属铝膜。
3.
Preparation of Helium-charaged Nanocrystalline Film and Study of Its Helium Storage Characteristic;
含氦纳米膜的制备及其固氦特性研究
4.
high pressure helium gas scintillation counter
高压氦气闪烁计数器
5.
Helium and neon are inert gases.
氦和氖为惰性气体。
6.
Deposition, Characterization of Helium-containing Ti Film, and Its Annealing Behaviour;
含氦钛膜的制备、表征及退火行为研究
7.
holds liquid air or helium for scientific experiments.
放液体空气或氦气的用于科学试验。
8.
Most big balloons are now filled with helium.
现在许多大气球中充的是氦气。
9.
Helium is a gas used in balloons.
氦是一种用于气球的气体。
10.
Study on Characteristic of Helium Compressor and Cascade Experiment;
氦气压气机基本特性及叶栅性能实验
11.
Study on Characteristic of Helium Turbine with the High Temperature Gas-cooled Reactor;
高温气冷堆氦气轮机基本特性的研究
12.
The method of on-line analysis of gas in helium system for reactors
氦气系统爆炸性气体的在线测量方法
13.
OPTIMAL THERMAL DESIGN OF HELIUM DEWAR WITH LIQUID NITROGEN AND BOIL-OFF HELIUM COOLED SHIELDS
具有液氮和蒸发氦气冷却屏的液氦容器的最佳热设计—能量优化法
14.
Gases for electronic industry--Helium
GB/T16943-1997电子工业用气体氦
15.
After liquid-helium test we find that helium permeability is an important factor for FRP liquid-helium dewar.
液氦试验发现:氦气渗透是影响玻璃钢液氦杜瓦性能的重要因素,应予以重视。
16.
AIM:To compare the effect of helium-oxygen mixtures containing 80%helium or 60%helium on vital capacity(VC) and related index.
目的:比较含80%氦和含60%氦的氦氧混合气体对肺活量及其相关指标的影响。
17.
Flow Characteristics and Redesign of Highly Loaded Helium Compressors
高负荷氦气压气机的气体流动特点与改型设计
18.
Effect of He pressure on microstructure and optical properties of diamond-like carbon films
氦压对类金刚石薄膜结构和光学性质的影响